Home / 140,700.75-211,050.73-108,726.35

Finding the Fourth Proportional to 140,700.75, 211,050.73 and 108,726.35

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Solution

The fourth proportional to 140,700.75, 211,050.73 and 108,726.35 is: 163,089.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,700.75 : 211,050.73 = 108,726.35 : x
  2. Step 2: Convert to fraction form
    140,700.75/211,050.73 = 108,726.35/x
  3. Step 3: Cross multiply
    140,700.75x = 211,050.73 × 108,726.35
  4. Step 4: Simplify right side
    140,700.75x = 22,946,775,537.74
  5. Step 5: Solve for x
    x = 22,946,775,537.74/140,700.75
  6. Step 6: Final answer
    x = 163,089.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.